CN106522929A - Ultrasound well diameter during-drilling well logging device - Google Patents
Ultrasound well diameter during-drilling well logging device Download PDFInfo
- Publication number
- CN106522929A CN106522929A CN201611118192.1A CN201611118192A CN106522929A CN 106522929 A CN106522929 A CN 106522929A CN 201611118192 A CN201611118192 A CN 201611118192A CN 106522929 A CN106522929 A CN 106522929A
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- China
- Prior art keywords
- well
- hole
- flow guide
- guide sleeve
- logging device
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B47/00—Survey of boreholes or wells
- E21B47/08—Measuring diameters or related dimensions at the borehole
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B47/00—Survey of boreholes or wells
- E21B47/12—Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B47/00—Survey of boreholes or wells
- E21B47/26—Storing data down-hole, e.g. in a memory or on a record carrier
Abstract
The invention provides an ultrasound well diameter during-drilling well logging device. The ultrasound well diameter during-drilling well logging device comprises a drill collar and three cover plate grooves evenly distributed in the radial direction of the drill collar. Circuit modules are arranged in the three cover plate grooves and are the power module, the control module and the excitation module. The three circuit modules are connected through signal wires and are each connected with a transducer used for transmitting and receiving an ultrasonic signal. Through the three circuit modules evenly distributed and installed radially and corresponding transducer cover plate assemblies, contact with the well wall is avoided during well drilling, an ultrasonic wave is transmitted to the well wall, an ultrasonic reflection echo signal is detected and is converted into a well diameter parameter, the well diameter parameter is stored and uploaded in real time, and well drilling operation is guided. The ultrasound well diameter during-drilling well logging device is simple in structure, various in matching and usage form, capable of meeting various well drilling working conditions, accurate in measuring precision and high in reliability. The assembly mode and communication form of the structure can be well matched with existing MWD instruments and LWD instruments, and the assembly requirements of circuit module distribution and wire passing are met.
Description
Technical field
The invention belongs to the well logging equipment technology field in oil drilling, and in particular to a kind of ultrasonic hole diameter is surveyed with brill
Well device.
Background technology
Hole diameter information as well logging in an important decision parameter, can not only visual pattern reaction wellbore stability
Property, such as the undergauge occurred in drilling process, cave in bit freezing, well expand etc., moreover it is possible to neutron and resistivity logging correction are aided in,
Cement amount needed for budget well cementation, positions the position of slit band in oil open procedure.Traditional cable well logging is surveyed for hole diameter information
Amount lifts hole diameter instrument by cable mainly after the completion of drilling well, by the mechanical wall backup contact borehole wall in uphill process
Measurement borehole size.And well logging is logged well with traditional cable and has essential distinction in structure and form of construction work, drilling process
Middle drill collar is made testing conditions very severe by high temperature, high pressure, rotation, vibration and mud circulating effect in down-hole, the survey of hole diameter
Amount need to use contactless measurement process, traditional cable logging mode use, and well logging industry in the country's is without special at present
The logging while drilling apparatus structure of measurement hole diameter information.
The content of the invention
It is an object of the invention to provide a kind of ultrasonic hole diameter well logging device, solves well logging in petroleum detection
Contactless and technical barrier that borehole size can be measured in real time in journey.
For achieving the above object, the present invention adopts the following technical scheme that, a kind of ultrasonic hole diameter well logging device, including brill
Quickly and along three slot covers of drill collar radial equipartition, circuit module, respectively power module, control in three slot covers, are provided with
Molding block and excitation module, are connected by holding wire between three circuit modules, and three circuit modules are connected to a use
In the transducer for launching and receiving ultrasonic signal；
The wire-passing tube assembly that promising instrument upper and lower side is powered and communicated is installed in the hydrophthalmia of the drill collar, the wire-passing tube is total
Into including mud flow guide sleeve, bearing shell and the center tap component being sequentially connected from top to bottom, it is provided with mud flow guide sleeve and leads
Stream set cable-through hole, the top of mud flow guide sleeve are threaded with torpedo socket, and the top of torpedo socket is threaded with flow guide sleeve
Helmet, mud flow guide sleeve end and center tap component top are mounted on aviation connector, and the end thread of center tap component connects
Cut-off cap is connected to, wherein, connected by soft line between torpedo socket, two aviation connectors and cut-off cap；
Three radial direction through hole are offered on the mud flow guide sleeve side wall, each radial direction through hole connects a slot cover, and
Each radial direction through hole is mounted on the high pressure sealing plug being connected with soft line, and three circuit modules pass through different holding wires respectively
It is connected with corresponding high pressure sealing plug.
The cover assembly for sealing its slot cover, and circuit module and right with which are respectively arranged with three circuit modules
The transducer that should connect is arranged in different seal cavities.
Circuit module is arranged on upper cavity, and corresponding transducer is arranged on lower chamber, and upper cavity is adjacent with lower chamber
And connected by cable-through hole, Packed pressure block is set in cable-through hole, the welding of pressure block two ends is leaded, and one end lead is from mistake
String holes is drawn and is connected with circuit module, and other end lead is connected on the binding post of transducer lower end through wire bushing pipe, transducing
The bottom of device is sequentially installed with pad and closure, and lower chamber is provided with for injecting the oil filler point of aircraft fluid, oil filler point
On oiling plug is installed.
The wire-passing tube assembly is positioned in drill collar by anchor bolt, and anchor bolt both sides are provided with prevents what which from loosening
Positioning screw, is provided with the circlip for preventing anchor bolt from dropping between the afterbody and installing hole of anchor bolt.
Separation sleeve is additionally provided between the drill collar and mud flow guide sleeve, separation sleeve one end is stretched on the wall of mud flow guide sleeve side
In the radial direction through hole for opening up, the other end is stretched in the wire lead slot connected with slot cover.
The bearing shell threaded one end is connected to the afterbody of mud flow guide sleeve, other end threaded connection center tap component top
Portion, center tap component outer wall are cased with the righting device assembly for damping and righting.
Through wires hole is provided between adjacent two slot cover in three slot covers, for power module, control module
Circuit connection and excitation module between, the through wires hole between adjacent two slot cover are formed by two duct docking, two ducts
Between angle be less than 180 °.
Data socket is additionally provided with the drill collar, data socket is arranged between power module and control module, and number
According to the holding wire in through wires hole between the lead connection power module and control module of socket, arrange on the exposed junction of data socket
There is the data lid with sealing ring.
The transducer enclosure is PEEK materials, and the afterbody of the transducer is provided with the pad of fluorubber material, described
The pressure block two ends weldering of 3 cores with high temperature high voltage resistant cup.
2 labeled slots for being carved into drill collar product type and button-type information are designed with the drill collar outer wall, drill collar is first
On the outer wall at tail two ends, also circumferentially homogeneous reactor is welded with block wear-resistant strip respectively, and the mud flow guide sleeve is interior to be additionally provided with vertically
Chute.
Compared with prior art, the present invention at least have the advantages that, the present invention provide a kind of ultrasonic hole diameter with
Well logging apparatus are bored, it is by adopting three circuit modules and corresponding transducer cover assembly installed by radial equipartition, real
Existing drilling process does not contact the borehole wall, launches ultrasound wave to the borehole wall, detects ultrasonic reflection echo-signal, is converted to hole diameter parameter, deposits
Storage is simultaneously uploaded in real time, instructs drillng operation, and this apparatus structure is simple, connects and type of service is various, can meet various drilling wells
Operating mode, certainty of measurement is accurate, reliability is high, and assembling mode and the form of communication of the structure can be with existing MWD instruments and LWD instrument
Device is formed and is well connected, and meets circuit module distribution and the assembling demand for crossing line.
Further, it is arranged in different seal cavities by the transducer of circuit module and corresponding connection, is kept away
Destruction of the mud pressure to transducer during ultrasonic hole diameter well logging device busy of the invention is exempted from.
Further, after checking that transducer break-make is normal, aircraft fluid is internally injected from oil filler point, treat that bubble is arranged
After complete, oiling plug is installed, aircraft fluid enters the routing gap that transducer can be filled in closure upper end and wire bushing pipe,
Pressure compensated effect is played, the excessive damage transducer of inside and outside differential pressure is prevented.
Further, by separation sleeve is additionally provided between drill collar and mud flow guide sleeve, separation sleeve belongs to drill collar and mud
Sealing transition piece between flow guide sleeve, when mud is flow through from mistake chute, can prevent mud from immersing from gap, effectively keep away
Exempt from mud to cause to damage into three circuit modules from gap.
Further, data socket is additionally provided with drill collar, for configuring instrument parameter or brill on ground before drilling well
Use when peeking after the completion of well, data port cover strip has sealing ring, is threaded on drill collar, it is ensured that the sealing of data port.
Further, transducer enclosure is PEEK materials, and its mechanical strength is not so good as metalwork, but greatly reduces metal
Shielding of the part to sound wave, fully ensure that ultrasound wave penetrates effect, due to the necessary directly contact mud of the transducer surface of emission, therefore
It is fluorubber material that afterbody installs pad, with certain buffering effect, improves the job stability of transducer, the pressure-bearing
Cup is welded with 3 cores in block two ends, with high temperature high voltage resistant characteristic.
Description of the drawings
Fig. 1 is a kind of structural representation of ultrasonic hole diameter well logging device of the present invention；
Fig. 2 is a kind of structural representation of ultrasonic hole diameter well logging device of the present invention；
Fig. 3 is a kind of Section A-A sectional view of ultrasonic hole diameter well logging device of Fig. 1 present invention；
Fig. 4 is a kind of section B-B sectional view of ultrasonic hole diameter well logging device of Fig. 2 present invention；
Fig. 5 is that the I places installing structure for transducer in a kind of Fig. 1 ultrasonic hole diameter well logging devices of the present invention amplifies signal
Figure.
Wherein：1st, flow guide sleeve helmet；2nd, torpedo socket；3rd, drill collar；4th, mudflow flow guide sleeve；5th, flow guide sleeve cable-through hole；6th, it is high
Densification blocking；7th, aviation connector；8th, soft line；9th, bearing shell；10th, righting device assembly；11st, center tap component；12nd, end
Cap；13rd, cable-through hole；14th, power module；15th, wire lead slot；16th, separation sleeve；17th, anchor bolt；18th, junction button；19th, wear-resistant strip；
20th, Positioning screw；21st, circlip；22nd, cross chute；23rd, data socket；24th, data lid；25th, control module；26th, control
Cover plate；27th, through wires hole；28th, excitation module；29th, excite cover plate；30th, power supply cover plate；31st, pressure block；32nd, wire bushing pipe；33、
Transducer；34th, pad；35th, closure；36th, oiling plug；37th, labeled slots.
Specific embodiment
With reference to the accompanying drawings and detailed description the present invention is elaborated.
Referring to Fig. 1, a kind of ultrasonic hole diameter well logging device of the present invention, including the internal drill collar 3 for being cavity and closing are bored
Wire-passing tube assembly be disposed with 3 cavitys quickly, wire-passing tube assembly is mainly powered for device upper and lower side and used by communicating, and wire-passing tube is total
Into including flow guide sleeve helmet 1 axially disposed successively from top to bottom, torpedo socket 2, mud flow guide sleeve 4, bearing shell 9, in
Adapter assembly 11 and cut-off cap 12, flow guide sleeve helmet 1, torpedo socket 2, mud flow guide sleeve 4, bearing shell 9, center tap component 11
It is threaded connection and cut-off cap 12 between, and threaded connection place is provided with sealing ring, mud flow guide sleeve 4,9 and of bearing shell
It is cavity inside center tap component 11, in mud flow guide sleeve 4, is provided with flow guide sleeve cable-through hole 5,4 tail end of mud flow guide sleeve is connect with
11 upper end of head assembly is separately installed with aviation connector 7, passes through between 2, two aviation connectors 7 of torpedo socket and cut-off cap 12
Soft line 8 connects, and 11 outer wall of center tap component is cased with for fixing the righting device assembly 10 of center tap component 11, play damping and
Centralizing function, is separately installed with the high densification that with soft line 8 be connected in three radial direction through hole for arranging on 4 side wall of mud flow guide sleeve
Blocking 6, soft line 8 are holding wire.
As the presently preferred embodiments, the external diameter Ф 172mm of drill collar 3, overall length 1475mm, hydrophthalmia diameter Ф 72mm, two ends connect
It is NC50 standard threads to connect button 18.
Referring to Fig. 2,2 labeled slots 37 for being carved into drill collar product type and button-type information on 3 outer wall of drill collar, are designed with,
On the outer wall at 3 head and the tail two ends of drill collar, also circumferentially homogeneous reactor is welded with 3 pieces of wear-resistant strips 19 respectively, in mud flow guide sleeve 4 vertically also
Chute was provided with, 3 two ends of drill collar are separately installed with junction button.
Referring to Fig. 3, middle mud flow guide sleeve 4 is connected with drill collar 3 by anchor bolt 17, and 17 both sides of anchor bolt are by positioning
Screw 20 is fixed, and circlip 21, the Positioning screw that 17 both sides of anchor bolt are installed are provided between Positioning screw 20 and installing hole
20 can prevent which from loosening, and finally installing circlip for hole 21 again carries out second protection, is also set up in mud flow guide sleeve 4 vertically
There is chute 22.
Referring to Fig. 1, Fig. 4 and Fig. 5, also including being arranged in power module assembly, the control that 3 side wall of drill collar is radially uniformly installed
Molding block assembly and excitation module assembly, power module assembly include power module 14 and power supply cover assembly 30, power supply cover plate
The transducer 33 for launching and receiving ultrasonic signal is provided with assembly 30, power supply cover assembly 30 includes axially disposed
Cable-through hole 13, pressure block 31 is installed in cable-through hole 13,31 two ends of pressure block are provided with 3 cores weldering cup, and bonding wire one end passed through
String holes 13 is connected with power module 30, and the bonding wire other end is through the wire bushing pipe 32 and corresponding transducing being arranged in cable-through hole 13
The binding post connection of 33 lower end of device；
Control module assembly includes control module 25 and control cover assembly 26, be provided with control cover assembly 26 for
Launch and receive the transducer 33 of ultrasonic signal, control cover assembly 26 includes axially disposed cable-through hole 13, cable-through hole
Pressure block 31 is installed in 13,31 two ends of pressure block are provided with 3 cores weldering cup, and bonding wire one end is by cable-through hole 13 and control module 25
Connection, binding post of the bonding wire other end through the wire bushing pipe 32 being arranged in cable-through hole 13 with 33 lower end of corresponding transducer connect
Connect；
Excitation module assembly include excitation module 28 and and excite cover assembly 29, excite be provided with cover plate 29 for send out
The transducer 33 of ultrasonic signal is penetrated and received, excites cover assembly 29 to include axially disposed cable-through hole 13, cable-through hole 13
Pressure block 31 is inside installed, 31 two ends of pressure block are provided with 3 cores weldering cup, and bonding wire one end is connected with excitation module 28 by cable-through hole 13
Connect, binding post of the bonding wire other end through the wire bushing pipe 32 being arranged in cable-through hole 13 with 33 lower end of corresponding transducer connects
Connect, three transducers 33 are provided with pad 34 separately below with the closure 35 as the sealing corresponding circuit module of protection；
As shown in figure 4, above three module assembly structure composition is identical, on 3 side wall of drill collar, three have radially been uniformly arranged
Individual slot cover, power module 14, control module 25, excitation module 28 are respectively arranged in the slot cover on 3 side wall of drill collar, three
Cover plate trench bottom is respectively arranged with two through wires holes 27, and power module 14, control module 25 and excitation module 28 are respectively by wearing
Holding wire connection inside string holes 27.
As shown in figure 5, after whole device checks that three 33 break-makes of transducer are normal, three cover plates are holded up, from filling oil plug
Aircraft fluid is internally injected at head place, after bubble is drained, install oiling plug, is that guarantee ultrasound wave penetrates effect, and three
Individual transducer enclosure is PEEK materials, and due to the necessary directly contact mud of 33 surface of emission of transducer, therefore afterbody installs pad 34
For fluorubber material, with certain buffering effect, cup is welded with 3 cores in pressure block two ends, with high temperature high voltage resistant characteristic, note
The aircraft fluid for entering can fill the routing gap of transducer apparatus, play pressure compensated effect, prevent inside and outside differential pressure excessive
Damage transducer architecture.
As shown in figure 4, data module assembly includes data socket 23 and the data lid 24 for sealing data socket 23,
Data socket 23 is located in the middle of power module 14 and control module 25, and data socket 23 is by the holding wire in through wires hole 27 and electricity
Power module 14 in source module assembly is connected with 25 holding wire of control module in control module assembly, and data module is used to survey
Setting during well and peek work, go into the well work when, after setting parameter, installation data lid 24, it is ensured that the sealing of data port
Property.
As shown in figure 1, install that separation sleeve 16 is respectively designed with 14 slot cover of power module, separation sleeve 16 is used for sealing
Drill collar 3 and mud flow guide sleeve 4 are crossed, is additionally provided with the slot cover for installing power module 14, control module 25 and excitation module 28
Wire lead slot 15, power module 14, control module 25 and 28 holding wire of excitation module sequentially pass through wire lead slot 15 and separation sleeve respectively
16 are connected with corresponding high pressure sealing plug 6.Separation sleeve 16 belongs to the sealing transition piece between drill collar 3 and mud flow guide sleeve 4, when
When mistake chute 22 of the mud from mud flow guide sleeve 4 flows through, can prevent mud from power module 14, control are invaded from gap
Module 25 and excitation module 28, cause to damage to power module 14, control module 25 and excitation module 28.
A kind of ultrasonic hole diameter well logging instrument apparatus that the present invention is provided, in Specific construction, if carrying out radioactivity LWD instrument
Device string integrally connects well logging, and drill collar 3 is mainly connected to the radioactive instrument such as neutron and density upper end, carries out borehole size correction.
By the torpedo socket 2 of 4 upper end of mud flow guide sleeve, connect with the mwd system in the drilling rod hydrophthalmia of upper end and power for instrument, by mutual
Launch and receive borehole wall ultrasonic signal into 3 transducers 33 in 120 ° of 3 cover assembly, Jing circuit modules are by measured value
Real-time borehole size parameter is converted to, and the borehole wall can not be contacted in drilling process, is detected ultrasound echo signal, then upload well in real time
Footpath parameter carries out radioactive logging to mwd system；The device also can be individually tested from charged pool as drill collar pipe nipple, in mud
4 lower end of flow guide sleeve connection 28V battery sleeves are powered for instrument, be used alone after being bored and log well by the way of downhole stored.
Claims (10)
1. a kind of ultrasonic hole diameter well logging device, it is characterised in that including drill collar (3) and along drill collar (3) radial equipartition
Three slot covers, are provided with circuit module in three slot covers, respectively power module (14), control module (25) and excite mould
Block (28), is connected by holding wire between three circuit modules, and three circuit modules are connected to one for launching and connecing
By the transducer (33) of ultrasonic signal；
The wire-passing tube assembly that promising instrument upper and lower side is powered and communicated is installed in the hydrophthalmia of the drill collar (3), the wire-passing tube is total
Into including mud flow guide sleeve (4), bearing shell (9) and the center tap component (11) being sequentially connected from top to bottom, mud flow guide sleeve
(4) flow guide sleeve cable-through hole (5) is provided with, the top of mud flow guide sleeve (4) is threaded with torpedo socket (2), torpedo socket
(2) top is threaded with flow guide sleeve helmet (1), and mud flow guide sleeve (4) end and center tap component (11) top are respectively mounted
There is an aviation connector (7), the end thread of center tap component (11) is connected with cut-off cap (12), wherein, torpedo socket (2), two
Connected by soft line (8) between individual aviation connector (7) and cut-off cap (12)；
Three radial direction through hole are offered on the wall of mud flow guide sleeve (4) side, each radial direction through hole one slot cover of connection, and often
Individual radial direction through hole is mounted on the high pressure sealing plug (6) being connected with soft line (8), and three circuit modules pass through different letters respectively
Number line is connected with corresponding high pressure sealing plug (6).
2. a kind of ultrasonic hole diameter well logging device according to claim 1, it is characterised in that three circuit modules
On be respectively arranged with the cover assembly for sealing its slot cover, and the transducer (33) of circuit module and corresponding connection is arranged on
In different seal cavities.
3. a kind of ultrasonic hole diameter well logging device according to claim 2, it is characterised in that circuit module is arranged on
Cavity, corresponding transducer (33) are arranged on lower chamber, and upper cavity is adjacent with lower chamber and is connected by cable-through hole (13),
Packed pressure block (31) is set in cable-through hole (13), and the welding of pressure block (31) two ends is leaded, and one end lead is from cable-through hole
(13) draw and be connected with circuit module, other end lead is connected to the binding post of transducer (33) lower end through wire bushing pipe (32)
On, the bottom of transducer (33) is sequentially installed with pad (3) and closure (35), and lower chamber is provided with for injecting hydraulic air
The oil filler point of oil, is provided with oiling plug (36) on oil filler point.
4. a kind of ultrasonic hole diameter well logging device according to claim 1, it is characterised in that the wire-passing tube assembly leads to
Cross anchor bolt (17) to be positioned in drill collar (3), anchor bolt (17) both sides are provided with the Positioning screw (20) for preventing which from loosening,
The circlip (21) for preventing anchor bolt (17) from dropping is provided between the afterbody and installing hole of anchor bolt (17).
5. a kind of ultrasonic hole diameter well logging device according to claim 1, it is characterised in that the drill collar (3) and mud
Separation sleeve (16) is additionally provided between slurry flow guide sleeve (4), what is opened up on the wall of mud flow guide sleeve (4) side stretched in separation sleeve (16) one end
In radial direction through hole, the other end is stretched in the wire lead slot (15) connected with slot cover.
6. a kind of ultrasonic hole diameter well logging device according to claim 1, it is characterised in that the bearing shell (9)
Threaded one end is connected to the afterbody of mud flow guide sleeve (4), at the top of other end threaded connection center tap component (11), center tap component
(11) outer wall is cased with the righting device assembly (10) for damping and righting.
7. a kind of ultrasonic hole diameter well logging device according to claim 1, it is characterised in that in three slot covers
Through wires hole (27) is provided between adjacent two slot cover, for power module (14), control module (25) and excitation module
(28) the circuit connection between, the through wires hole (27) between adjacent two slot cover are formed by the docking of two ducts, two ducts it
Between angle be less than 180 °.
8. a kind of ultrasonic hole diameter well logging device according to claim 7, it is characterised in that on the drill collar (3) also
Data socket (23) is provided with, data socket (23) is arranged between power module (14) and control module (25), and data are inserted
Holding wire between lead connection power module (14) of seat (23) and control module (25) in through wires hole (27), data socket
(23) the data lid (24) with sealing ring is provided with exposed junction.
9. a kind of ultrasonic hole diameter well logging device according to claim 1, it is characterised in that drill collar (3) outer wall
On be designed with 2 for being carved into the labeled slots (37) of drill collar product type and button-type information, on the outer wall at drill collar (3) head and the tail two ends
Also circumferentially homogeneous reactor is welded with (3) block wear-resistant strip (19) respectively, and the mud flow guide sleeve (4) is interior to be additionally provided with excessively stream vertically
Groove.
10. a kind of ultrasonic hole diameter well logging device according to claim 3, it is characterised in that the transducer (33)
Shell is PEEK materials, and the afterbody of the transducer (33) is provided with the pad (34) of fluorubber material, pressure block (31) two ends
3 cores with high temperature high voltage resistant weld cup.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611118192.1A CN106522929B (en) | 2016-12-07 | 2016-12-07 | Ultrasonic borehole diameter logging-while-drilling device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611118192.1A CN106522929B (en) | 2016-12-07 | 2016-12-07 | Ultrasonic borehole diameter logging-while-drilling device |
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| CN106522929A true CN106522929A (en) | 2017-03-22 |
| CN106522929B CN106522929B (en) | 2020-01-07 |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108915673A (en) * | 2018-07-13 | 2018-11-30 | 西安石油大学 | A kind of downhole pump monitoring device for coal bed gas water pumping gas production |
| CN109268000A (en) * | 2018-08-13 | 2019-01-25 | 中国石油集团工程技术研究院有限公司 | Measurement-while-drilling system ultrasonic transducer mounting structure and method |
| CN109386274A (en) * | 2017-08-11 | 2019-02-26 | 中国石油化工股份有限公司 | For calibrating the detection device of ultrasonic transducer with brill |
| CN111119869A (en) * | 2018-11-01 | 2020-05-08 | 中国石油化工股份有限公司 | Ultrasonic transducer detection device and while-drilling ultrasonic transducer detection method |
| CN112922588A (en) * | 2019-12-05 | 2021-06-08 | 中国石油化工股份有限公司 | Well wall ultrasonic imaging logging device while drilling |
| CN113944435A (en) * | 2021-10-15 | 2022-01-18 | 中煤科工集团重庆研究院有限公司 | Method for installing detection while drilling equipment in drill collar and spacing adjusting device thereof |
| CN114645680A (en) * | 2020-12-21 | 2022-06-21 | 航天科工惯性技术有限公司 | Suspension type probe tube structure |
| CN117052379A (en) * | 2023-09-26 | 2023-11-14 | 西南石油大学 | Oil-gas well diameter measurement while drilling device and method |
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| CN111119869B (en) * | 2018-11-01 | 2023-04-04 | 中国石油化工股份有限公司 | Ultrasonic transducer detection device and detection method of ultrasonic transducer while drilling |
| CN112922588A (en) * | 2019-12-05 | 2021-06-08 | 中国石油化工股份有限公司 | Well wall ultrasonic imaging logging device while drilling |
| CN114645680A (en) * | 2020-12-21 | 2022-06-21 | 航天科工惯性技术有限公司 | Suspension type probe tube structure |
| CN113944435A (en) * | 2021-10-15 | 2022-01-18 | 中煤科工集团重庆研究院有限公司 | Method for installing detection while drilling equipment in drill collar and spacing adjusting device thereof |
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